* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            color: #333;
            background-color: #f8f9fa;
            line-height: 1.6;
        }

        /* ===== Navigation ===== */
        .bpxvn-navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 70px;
            background: white;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 40px;
            z-index: 1000;
        }

        .bpxvn-navbar-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .bpxvn-logo img {
            height: 40px;
            width: auto;
        }

        .bpxvn-nav-menu {
            display: flex;
            list-style: none;
            gap: 40px;
            margin: 0;
            padding: 0;
        }

        .bpxvn-nav-item a {
            text-decoration: none;
            color: #333;
            font-size: 15px;
            font-weight: 500;
            transition: color 0.3s ease;
            position: relative;
        }

        .bpxvn-nav-item a:hover {
            color: #0066ff;
        }

        .bpxvn-nav-item a.bpxvn-active {
            color: #0066ff;
        }

        .bpxvn-nav-item a.bpxvn-active::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            right: 0;
            height: 3px;
            background: #0066ff;
            border-radius: 2px;
        }

        .bpxvn-nav-action {
            display: flex;
            gap: 15px;
        }

        .bpxvn-nav-btn {
            padding: 8px 20px;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .bpxvn-nav-btn-outline {
            border: 1.5px solid #0066ff;
            color: #0066ff;
            background: white;
        }

        .bpxvn-nav-btn-outline:hover {
            background: #f0f4ff;
        }

        .bpxvn-nav-btn-solid {
            background: #0066ff;
            color: white;
        }

        .bpxvn-nav-btn-solid:hover {
            background: #0052cc;
            box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
        }

        /* ===== Page Content ===== */
        .bpxvn-page-wrap {
            margin-top: 70px;
            min-height: calc(100vh - 70px - 200px);
        }

        /* ===== User Dashboard Top Section ===== */
        .bpxvn-dashboard-header {
            background: linear-gradient(135deg, #0066ff 0%, #0052cc 100%);
            color: white;
            padding: 40px;
            text-align: center;
        }

        .bpxvn-dashboard-header h1 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .bpxvn-dashboard-header p {
            font-size: 16px;
            opacity: 0.9;
        }

        /* ===== User Profile Card ===== */
        .bpxvn-profile-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 40px;
        }

        .bpxvn-profile-card {
            background: white;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            margin-bottom: 30px;
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .bpxvn-avatar-wrapper {
            flex-shrink: 0;
        }

        .bpxvn-avatar {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 48px;
            color: white;
            box-shadow: 0 4px 12px rgba(0, 102, 255, 0.2);
        }

        .bpxvn-profile-info {
            flex: 1;
        }

        .bpxvn-profile-info h2 {
            font-size: 24px;
            margin-bottom: 8px;
            color: #333;
        }

        .bpxvn-profile-info p {
            font-size: 14px;
            color: #666;
            margin-bottom: 12px;
        }

        .bpxvn-profile-badge {
            display: inline-block;
            background: #e8f3ff;
            color: #0066ff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-right: 8px;
        }

        .bpxvn-profile-action {
            text-align: right;
        }

        .bpxvn-profile-action a {
            display: inline-block;
            color: #0066ff;
            text-decoration: none;
            font-weight: 600;
            padding: 10px 20px;
            border: 1.5px solid #0066ff;
            border-radius: 6px;
            transition: all 0.3s ease;
        }

        .bpxvn-profile-action a:hover {
            background: #f0f4ff;
        }

        /* ===== Account Stats ===== */
        .bpxvn-stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }

        .bpxvn-stat-box {
            background: white;
            padding: 20px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }

        .bpxvn-stat-box:hover {
            box-shadow: 0 4px 20px rgba(0, 102, 255, 0.15);
            transform: translateY(-4px);
        }

        .bpxvn-stat-icon {
            font-size: 32px;
            margin-bottom: 12px;
        }

        .bpxvn-stat-value {
            font-size: 24px;
            font-weight: 700;
            color: #0066ff;
            margin-bottom: 4px;
        }

        .bpxvn-stat-label {
            font-size: 14px;
            color: #666;
        }

        /* ===== Main Content Grid ===== */
        .bpxvn-dashboard-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-bottom: 40px;
        }

        @media (max-width: 968px) {
            .bpxvn-dashboard-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Section Cards ===== */
        .bpxvn-section-card {
            background: white;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        }

        .bpxvn-section-card h3 {
            font-size: 18px;
            margin-bottom: 20px;
            color: #333;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        /* ===== Device Management ===== */
        .bpxvn-device-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .bpxvn-device-item {
            padding: 15px 0;
            border-bottom: 1px solid #f0f0f0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .bpxvn-device-item:last-child {
            border-bottom: none;
        }

        .bpxvn-device-info {
            flex: 1;
        }

        .bpxvn-device-name {
            font-weight: 600;
            color: #333;
            margin-bottom: 4px;
        }

        .bpxvn-device-meta {
            font-size: 13px;
            color: #999;
        }

        .bpxvn-device-status {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #4caf50;
            margin-left: 8px;
        }

        .bpxvn-device-action {
            color: #666;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s ease;
        }

        .bpxvn-device-action:hover {
            color: #0066ff;
        }

        /* ===== Subscription Info ===== */
        .bpxvn-subscription-box {
            background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
            border-radius: 8px;
            padding: 20px;
            margin-bottom: 20px;
            border-left: 4px solid #ff9800;
        }

        .bpxvn-subscription-label {
            font-size: 13px;
            color: #ff6f00;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .bpxvn-subscription-status {
            font-size: 16px;
            color: #333;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .bpxvn-subscription-progress {
            width: 100%;
            height: 6px;
            background: rgba(255, 152, 0, 0.2);
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .bpxvn-subscription-bar {
            height: 100%;
            background: #ff9800;
            width: 65%;
            border-radius: 3px;
        }

        .bpxvn-subscription-text {
            font-size: 12px;
            color: #666;
        }

        .bpxvn-upgrade-btn {
            display: inline-block;
            margin-top: 12px;
            padding: 8px 16px;
            background: #ff9800;
            color: white;
            text-decoration: none;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .bpxvn-upgrade-btn:hover {
            background: #f57c00;
            box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
        }

        /* ===== Settings Menu ===== */
        .bpxvn-settings-menu {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .bpxvn-settings-item {
            padding: 12px 0;
            border-bottom: 1px solid #f0f0f0;
        }

        .bpxvn-settings-item:last-child {
            border-bottom: none;
        }

        .bpxvn-settings-link {
            display: flex;
            justify-content: space-between;
            align-items: center;
            text-decoration: none;
            color: #333;
            font-size: 14px;
            padding: 8px 0;
            transition: color 0.3s ease;
        }

        .bpxvn-settings-link:hover {
            color: #0066ff;
        }

        .bpxvn-settings-arrow {
            color: #ccc;
            font-size: 16px;
        }

        /* ===== Download History ===== */
        .bpxvn-download-item {
            padding: 15px 0;
            border-bottom: 1px solid #f0f0f0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .bpxvn-download-item:last-child {
            border-bottom: none;
        }

        .bpxvn-download-info {
            flex: 1;
        }

        .bpxvn-download-name {
            font-weight: 600;
            color: #333;
            margin-bottom: 4px;
            font-size: 14px;
        }

        .bpxvn-download-meta {
            font-size: 12px;
            color: #999;
        }

        .bpxvn-download-action {
            color: #0066ff;
            text-decoration: none;
            font-size: 13px;
            font-weight: 600;
            transition: color 0.3s ease;
        }

        .bpxvn-download-action:hover {
            color: #0052cc;
        }

        /* ===== Features & Benefits ===== */
        .bpxvn-features-section {
            grid-column: 1 / -1;
            background: white;
            border-radius: 12px;
            padding: 30px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        }

        .bpxvn-features-section h3 {
            font-size: 18px;
            margin-bottom: 25px;
            color: #333;
        }

        .bpxvn-feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 20px;
        }

        .bpxvn-feature-item {
            padding: 15px;
            background: #f8f9fa;
            border-radius: 8px;
            text-align: center;
            transition: all 0.3s ease;
        }

        .bpxvn-feature-item:hover {
            background: #e8f3ff;
            transform: translateY(-4px);
        }

        .bpxvn-feature-icon {
            font-size: 28px;
            margin-bottom: 10px;
        }

        .bpxvn-feature-title {
            font-size: 13px;
            font-weight: 600;
            color: #333;
        }

        /* ===== Footer ===== */
        .bpxvn-footer {
            background: #1a1a1a;
            color: #999;
            padding: 50px 40px;
            margin-top: 60px;
        }

        .bpxvn-footer-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .bpxvn-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .bpxvn-footer-column h4 {
            color: white;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .bpxvn-footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .bpxvn-footer-links li {
            margin-bottom: 12px;
        }

        .bpxvn-footer-links a {
            color: #999;
            text-decoration: none;
            font-size: 13px;
            transition: color 0.3s ease;
        }

        .bpxvn-footer-links a:hover {
            color: #0066ff;
        }

        .bpxvn-footer-bottom {
            border-top: 1px solid #333;
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .bpxvn-footer-brand {
            color: white;
            font-weight: 600;
            font-size: 14px;
        }

        .bpxvn-footer-copyright {
            font-size: 12px;
            color: #666;
        }

        .bpxvn-footer-socials {
            display: flex;
            gap: 20px;
        }

        .bpxvn-social-link {
            color: #999;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s ease;
        }

        .bpxvn-social-link:hover {
            color: #0066ff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 768px) {
            .bpxvn-navbar {
                padding: 0 20px;
            }

            .bpxvn-nav-menu {
                gap: 20px;
            }

            .bpxvn-nav-item a {
                font-size: 14px;
            }

            .bpxvn-profile-container {
                padding: 20px;
            }

            .bpxvn-profile-card {
                flex-direction: column;
                text-align: center;
            }

            .bpxvn-profile-action {
                text-align: center;
                width: 100%;
            }

            .bpxvn-stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .bpxvn-dashboard-header {
                padding: 30px 20px;
            }

            .bpxvn-dashboard-header h1 {
                font-size: 24px;
            }

            .bpxvn-section-card {
                padding: 20px;
            }

            .bpxvn-footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .bpxvn-footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .bpxvn-navbar {
                padding: 0 15px;
                height: 60px;
            }

            .bpxvn-nav-menu {
                gap: 15px;
            }

            .bpxvn-nav-item a {
                font-size: 13px;
            }

            .bpxvn-nav-action {
                gap: 8px;
            }

            .bpxvn-nav-btn {
                padding: 6px 14px;
                font-size: 12px;
            }

            .bpxvn-page-wrap {
                margin-top: 60px;
            }

            .bpxvn-profile-container {
                padding: 15px;
            }

            .bpxvn-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .bpxvn-stat-box {
                padding: 15px;
            }

            .bpxvn-stat-value {
                font-size: 20px;
            }

            .bpxvn-dashboard-header h1 {
                font-size: 20px;
            }

            .bpxvn-feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .bpxvn-footer-grid {
                grid-template-columns: 1fr;
                gap: 25px;
            }
        }